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Question

At what angle with the normal (in degree) should a light beam fall on the surface of material with refractive index $$ \mu =1.732 $$, if the angle of refraction was half the angle of incidence ?

A
$$ 60^{\circ} $$
B
$$ 45^{\circ} $$
C
$$ 30^{\circ} $$
D
$$ 90^{\circ} $$
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Solution
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Correct option is B. $$ 60^{\circ} $$

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